EP3868100A4 - The method of efficient signalling of cbf flags - Google Patents

The method of efficient signalling of cbf flags Download PDF

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Publication number
EP3868100A4
EP3868100A4 EP20767275.9A EP20767275A EP3868100A4 EP 3868100 A4 EP3868100 A4 EP 3868100A4 EP 20767275 A EP20767275 A EP 20767275A EP 3868100 A4 EP3868100 A4 EP 3868100A4
Authority
EP
European Patent Office
Prior art keywords
cbf flags
efficient signalling
signalling
efficient
cbf
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP20767275.9A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3868100A1 (en
EP3868100B1 (en
Inventor
Yin ZHAO
Sergey Yurievich IKONIN
Jianle Chen
Roman Igorevich CHERNYAK
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to EP24187326.4A priority Critical patent/EP4436175A2/en
Publication of EP3868100A1 publication Critical patent/EP3868100A1/en
Publication of EP3868100A4 publication Critical patent/EP3868100A4/en
Application granted granted Critical
Publication of EP3868100B1 publication Critical patent/EP3868100B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/18—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a set of transform coefficients
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/184—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being bits, e.g. of the compressed video stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Executing Machine-Instructions (AREA)
EP20767275.9A 2019-03-01 2020-03-02 Method, computer program product and device for decoding cbf flags Active EP3868100B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP24187326.4A EP4436175A2 (en) 2019-03-01 2020-03-02 Method, computer program product and device for decoding cbf flags

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962812282P 2019-03-01 2019-03-01
US201962817498P 2019-03-12 2019-03-12
US201962825005P 2019-03-27 2019-03-27
EP2019064224 2019-05-31
PCT/RU2020/050033 WO2020180214A1 (en) 2019-03-01 2020-03-02 The method of efficient signalling of cbf flags

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP24187326.4A Division EP4436175A2 (en) 2019-03-01 2020-03-02 Method, computer program product and device for decoding cbf flags
EP24187326.4A Division-Into EP4436175A2 (en) 2019-03-01 2020-03-02 Method, computer program product and device for decoding cbf flags

Publications (3)

Publication Number Publication Date
EP3868100A1 EP3868100A1 (en) 2021-08-25
EP3868100A4 true EP3868100A4 (en) 2021-12-29
EP3868100B1 EP3868100B1 (en) 2024-08-21

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
EP24187326.4A Pending EP4436175A2 (en) 2019-03-01 2020-03-02 Method, computer program product and device for decoding cbf flags
EP20767275.9A Active EP3868100B1 (en) 2019-03-01 2020-03-02 Method, computer program product and device for decoding cbf flags

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP24187326.4A Pending EP4436175A2 (en) 2019-03-01 2020-03-02 Method, computer program product and device for decoding cbf flags

Country Status (11)

Country Link
US (3) US11375213B2 (ja)
EP (2) EP4436175A2 (ja)
JP (2) JP7251882B2 (ja)
KR (2) KR102626200B1 (ja)
CN (1) CN113039797A (ja)
AU (2) AU2020232820B2 (ja)
BR (1) BR112020026183A2 (ja)
CA (1) CA3121220A1 (ja)
IL (1) IL286033B2 (ja)
MX (1) MX2021008404A (ja)
WO (1) WO2020180214A1 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117676139A (zh) * 2019-03-11 2024-03-08 北京达佳互联信息技术有限公司 视频编解码中变换系数的编解码
JP7390395B2 (ja) * 2019-03-12 2023-12-01 フラウンホーファー－ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン 画像及びビデオコード化のための選択的成分間変換（ｉｃｔ）
US20230035118A1 (en) * 2021-07-23 2023-02-02 Tencent America LLC Cross component end of block flag coding
WO2024149293A1 (en) * 2023-01-12 2024-07-18 Mediatek Inc. Methods and apparatus for improvement of transform information coding according to intra chroma cross-component prediction model in video coding

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US9807426B2 (en) * 2011-07-01 2017-10-31 Qualcomm Incorporated Applying non-square transforms to video data
CA2807959C (en) * 2011-07-29 2018-06-12 Panasonic Corporation Video encoding method, video decoding method, video encoding apparatus, video decoding apparatus, and video encoding/decoding apparatus
US8804816B2 (en) * 2011-08-30 2014-08-12 Microsoft Corporation Video encoding enhancements
US9807401B2 (en) * 2011-11-01 2017-10-31 Qualcomm Incorporated Transform unit partitioning for chroma components in video coding
EP2793468A4 (en) * 2011-12-15 2015-09-02 Tagivan Ii Llc PICTURE CODING METHOD, PICTURE DECODING METHOD, PICTURE CODING DEVICE, IMAGE DECODING DEVICE, AND PICTURE CODING / DECODING DEVICE
WO2013107027A1 (en) * 2012-01-19 2013-07-25 Mediatek Singapore Pte. Ltd. Methods and apparatuses of cbf coding in hevc
US9467701B2 (en) * 2012-04-05 2016-10-11 Qualcomm Incorporated Coded block flag coding
WO2018045332A1 (en) * 2016-09-02 2018-03-08 Vid Scale, Inc. Methods and apparatus for coded block flag coding in quad-tree plus binary-tree block partitioning
US10523966B2 (en) * 2017-03-31 2019-12-31 Mediatek Inc. Coding transform blocks

Non-Patent Citations (7)

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Title
BARBIER FREDERIC: "TypeDef.h VTM4.0.1", VVCSOFTWARE_VTM 4.0.1/SOURCE LIB/COMMONLIB, 26 February 2019 (2019-02-26), XP055860340, Retrieved from the Internet <URL:https://vcgit.hhi.fraunhofer.de/jvet/VVCSoftware_VTM/-/blob/VTM-4.0.1/source/Lib/CommonLib/TypeDef.h> [retrieved on 20211111] *
BOSSEN FRANK: "CABACReader.cpp VTM4.0.1", VVCSOFTWARE_VTM 4.0.1/SOURCE LIB/DECODERLIB, 22 February 2019 (2019-02-22), XP055860337, Retrieved from the Internet <URL:https://vcgit.hhi.fraunhofer.de/jvet/VVCSoftware_VTM/-/blob/VTM-4.0.1/source/Lib/DecoderLib/CABACReader.cpp> [retrieved on 20211111] *
BROSS B ET AL: "Versatile Video Coding (Draft 4)", no. JVET-M1001, 27 February 2019 (2019-02-27), XP030254441, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/13_Marrakech/wg11/JVET-M1001-v5.zip JVET-M1001-v5.docx> [retrieved on 20190227] *
CHERNYAK (HUAWEI) R ET AL: "CBF flags signalling in VVC", no. JVET-N0492, 13 March 2019 (2019-03-13), XP030203140, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/14_Geneva/wg11/JVET-N0492-v1.zip JVET-N0492-v1.docx> [retrieved on 20190313] *
ITU-T H.265: "ITU-T H.265 High efficiency video coding", 1 February 2018 (2018-02-01), pages 1 - 692, XP055746713, Retrieved from the Internet <URL:http://handle.itu.int/11.1002/1000/13433> [retrieved on 20201103] *
SUEHRING KARSTEN ET AL: "UnitTools.cpp VTM4.0.1", 26 February 2019 (2019-02-26), XP055860346, Retrieved from the Internet <URL:https://vcgit.hhi.fraunhofer.de/jvet/VVCSoftware_VTM/-/blob/VTM-4.0.1/source/Lib/CommonLib/UnitTools.cpp> [retrieved on 20211111] *
ZHAO (HUAWEI) Y ET AL: "CE6: Sub-block transform for inter blocks (Test 6.4.1)", no. JVET-M0140, 16 January 2019 (2019-01-16), XP030202318, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/13_Marrakech/wg11/JVET-M0140-v3.zip JVET-M0140-v3_clean.docx> [retrieved on 20190116] *

Also Published As

Publication number Publication date
AU2020232820B2 (en) 2024-05-16
KR20210087088A (ko) 2021-07-09
MX2021008404A (es) 2021-08-16
IL286033B (en) 2022-11-01
CN113039797A (zh) 2021-06-25
US20230353760A1 (en) 2023-11-02
EP3868100A1 (en) 2021-08-25
EP4436175A2 (en) 2024-09-25
IL286033A (en) 2021-10-31
US11375213B2 (en) 2022-06-28
KR20240011253A (ko) 2024-01-25
US11716479B2 (en) 2023-08-01
AU2024205490A1 (en) 2024-08-22
CA3121220A1 (en) 2020-09-10
IL286033B2 (en) 2023-03-01
US20220295082A1 (en) 2022-09-15
WO2020180214A1 (en) 2020-09-10
JP7251882B2 (ja) 2023-04-04
AU2020232820A8 (en) 2021-07-08
JP7556657B2 (ja) 2024-09-26
KR102626200B1 (ko) 2024-01-19
BR112020026183A2 (pt) 2021-09-08
JP2023085351A (ja) 2023-06-20
JP2022522083A (ja) 2022-04-14
US20210352304A1 (en) 2021-11-11
AU2020232820A1 (en) 2021-06-10
EP3868100B1 (en) 2024-08-21

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